31345790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 96

約数和(自身を含む): 71803584

約数和(自身を除く): 40457794

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 53, 70, 71, 85, 98, 106, 119, 142, 170, 238, 245, 265, 355, 371, 490, 497, 530, 595, 710, 742, 833, 901, 994, 1190, 1207, 1666, 1802, 1855, 2414, 2485, 2597, 3479, 3710, 3763, 4165, 4505, 4970, 5194, 6035, 6307, 6958, 7526, 8330, 8449, 9010, 12070, 12614, 12985, 16898, 17395, 18815, 25970, 26341, 31535, 34790, 37630, 42245, 44149, 52682, 59143, 63070, 63971, 84490, 88298, 118286, 127942, 131705, 184387, 220745, 263410, 295715, 319855, 368774, 441490, 447797, 591430, 639710, 895594, 921935, 1843870, 2238985, 3134579, 4477970, 6269158, 15672895, 31345790]

約数ペア:

[(1, 31345790), (2, 15672895), (5, 6269158), (7, 4477970), (10, 3134579), (14, 2238985), (17, 1843870), (34, 921935), (35, 895594), (49, 639710), (53, 591430), (70, 447797), (71, 441490), (85, 368774), (98, 319855), (106, 295715), (119, 263410), (142, 220745), (170, 184387), (238, 131705), (245, 127942), (265, 118286), (355, 88298), (371, 84490), (490, 63971), (497, 63070), (530, 59143), (595, 52682), (710, 44149), (742, 42245), (833, 37630), (901, 34790), (994, 31535), (1190, 26341), (1207, 25970), (1666, 18815), (1802, 17395), (1855, 16898), (2414, 12985), (2485, 12614), (2597, 12070), (3479, 9010), (3710, 8449), (3763, 8330), (4165, 7526), (4505, 6958), (4970, 6307), (5194, 6035)]